I.  Adopt a Role that Will Help You Achieve Your Purpose, Meets the Needs of Your Audience, Fits Your Personality, and Meshes with Your Group

A.  Typical Roles

1.  Authority Figure
2.  Expert
3.  Advisor
4.  Interpreter
5.  Messenger
6.  Iconoclast

B.  Play Yourself as One of These

II.  "Props," Attitude, and Tone Should Fit Your Role

A.  Appearance

1.  When in Doubt:  Go Conservative for the Situation
2.  Beware of Slickness for Slickness Sake

B.  Exude Competence and Enthusiasm